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  1. No Access

    Article

    Structural, optical, and magnetic properties of NiO/NiFe2O4 nanocomposites

    We report the synthesis of NiO/NiFe2O4 nanocomposites following the thermal annealing-assisted simple wet chemical route. XRD and Raman characterizations confirm the existence of both NiO and NiFe2O4 in forming t...

    B. Sahu, U. K. Panigrahi, Sujay Chakravarty, Shamima Hussain… in Applied Physics A (2023)

  2. No Access

    Article

    Effect of Fe, Li co-do** on the structural, optical and magnetic properties of Ni0.93Zn0.07O nanoparticles

    Ni0.93-xZn0.07LixO (x = 0, 0.01, 0.03 and 0.05) and Ni0.92Zn0.07Fe0.01O samples were prepared following a simple cost effective wet chemical route. XRD characterization along with Rietveld refinement indicated th...

    U. K. Panigrahi, P. D. Babu, P. Mallick in Applied Physics A (2023)

  3. No Access

    Article

    Sulphur do** induced band gap narrowing and enhancement of green emission in ZnO nanorods

    Sulphur doped ZnO nanostructures were synthesized by a cost-effective wet chemical method. Structural characterization indicated that the samples crystallized in wurtzite structure of ZnO along with the appear...

    U. K. Panigrahi, M. Barik, Shamima Hussain… in Journal of Materials Science: Materials in… (2022)

  4. No Access

    Article

    Synergy-induced enhancement of magnetic properties in α-Fe2O3/Ni1+xFe2-xO4 nanocomposites: role of Ni2+ and annealing temperature

    The effect of thermal annealing on the structural, optical and magnetic properties of α-Fe2O3/Ni1+xFe2-xO4 (x = 0.05 and 0.10) nanocomposites was probed through different characterization techniques. The structur...

    S. Jena, D. K. Mishra, C. J. Sheppard… in Journal of Materials Science: Materials in… (2022)

  5. No Access

    Article

    Effect of size, phase fraction and interface coupling on the magnetic behavior of al-modified α-Fe2O3/NiFe2O4 core–shell structure

    The effect of Al do** on the NiFe2O4 phase for the enhanced magnetic properties of α-Fe2O3/NiFe2O4 composite has been reported. The crystalline quality of the samples improves significantly with increasing Al d...

    S. Jena, D. K. Mishra, Shyamal Mondal, Sujay Chakravarty… in Applied Physics A (2021)

  6. No Access

    Article

    Control growth of NiFe2O4 phase in thermal annealed α-Fe2O3/NiFe2O4 nanocomposites for the beneficial magnetic application

    Bimagnetic α-Fe2O3/NiFe2O4 nanocomposite was synthesized via a simple and cost-effective approach, and the effect of the annealing temperature on the nanocomposite properties was discussed. Structural characteriz...

    S. Jena, D. K. Mishra, Ankur Soam, Narendra Jakhar, P. Mallick in Applied Physics A (2021)